Given the Following Data for the Reaction A $\rightarrow$ B, Determine the Activation Energy, E_a, of the Reaction

Given the following data for the reaction A $\rightarrow$ B, determine the activation energy, E_a, of the reaction. k (M/s)
T (K)
0) 681
500
0) 715
1000

A) 48.7 J/mol
B) 6.90 J/mol
C) 405 J/mol
D) 9.95 kJ/mol
E) 2.05 *10^-2 kJ/mol